The Fire Inferno 90% from HARROWS is a 90% Tungsten barrel dart set. This dart set is injection molded with the finest 90% tungsten. Reverse ring cuts, front tapered barrel finished with strong black titanium nitride and metallic red coating. Comes with the new Red Supergrip Ignite shaft and 100 micron Fire flights. This dart set comes in 6 weights; 21-22-23-24-25-26 grams. 21G = Barrel Length: 50.00mm, Barrel Width 7.20mm. 22G = Barrel Length: 50.00mm, Barrel Width 7.30mm. 23G = Barrel Length: 50.00mm, Barrel Width 7.50mm. 24G = Barrel Length: 50.00mm, Barrel Width 7.60mm. 25G = Barrel Length: 50.00mm, Barrel Width 7.70mm. 26G = Barrel Length: 50.00mm, Barrel Width 7.80mm.